回收再利用已燃燒煙氣的熱量以預熱燃燒用進氣空氣(Preheating of combustion air: reuse of part of the heat recovered from the combustion flue-gas to preheat the air used in combustion)

參考文件：LCP (2021)

頁碼：p.748

章節：§10.1.4